I'm sorry to hear that. What is wrong that you need to see someone who evaluates mental behavior?
What's going on?  I think a psychologist is a great place for you because they are a mental health professional that evaluates and studies behaviors and mental processes.
I might need to see a psychologist.  I'm having a few metnals issues that I can't quite explain.
A psychologist is a mental health professional who evaluates and studies behavior and mental processes.
Возможно, мне нужно обратиться к психологу.  У меня возникли некоторые проблемы со здоровьем, которые я не могу до конца объяснить.
Психолог - это специалист в области психического здоровья, который оценивает и изучает поведение и психические процессы.